Optimism is an attitude reflecting a belief or hope that the outcome of some specific endeavour, or outcomes in general, will be positive, favorable, and desirable. A common idiom used to illustrate optimism versus pessimism is a glass filled with water to the halfway point: an optimist is said to see the glass as half full, while a pessimist sees the glass as half empty.
And how do these two worlds balance each other?
DAS gets back to insulting Peter (encouraged by a listener he alleges) and Peter goes down the path of Nuns and happiness (and he has no-one but himself to blame for this)